0 APPENDIX preceding decennial census of the United States, shall have as a director or other officer or employee any private banker or any director or other officer or employee of any other bank, banking association, or trust company located in the same place: Provided, That nothing in this section shall apply to mutual savings banks not having a capital stock represented by shares, to joint-stock land banks organized under the provisions of the Federal Farm Loan Act, or to other banking institutions which do no commercial banking business: Provided further, That a director or other officer or employee of such bank, bank- ing association, or trust company may bea director or other nfficer or employee of not more than one other bank or trust company organized under the laws of the United States or any State where the entire capital stock of one is owned by stockholders in the other: And provided further. That nothing contained in this section shall forbid a di- rector of class A of a Federal reserve bank, as defined in the Federal Reserve Act, from being an officer or director, or both an officer and director, in one member bank: And provided further, That nothing in this Act shall prohibit any private banker from being an officer, director, or em- ployee of not more than two banks, banking associations, or trust companies, or prohibit any officer, director, or em- ployee of any bank, banking association, or trust com- pany, or any class A director of a Federal reserve bank. from being an officer, director, or employee of not more than two other banks, banking associations, or trust companies, whether organized under the laws of the United States or any State, if in any such case there is in [orce a permit therefor issued by the Federal Reserve Board; and the Federal Reserve Board is authorized to issue such permit if in its judgment it is not incompatible with the public interest, and to revoke any such permit whenever it finds, after reasonable notice and oppor- tunity to be heard, that the public interest requires its revocation. The consent of the Federal Reserve Board may be procured before the person applying therefor has been elected as a class A director of a Federal reserve bank or as a director of any member bank, ยป i: - * Be When any person elected or chosen as a director or officer or selected as an employee of any bank or other